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  • c# JD快速搜索工具,2015分析JD搜索报文,模拟请求搜索数据,快速定位宝贝排行位置。

    分析JD搜索报文

    搜索关键字 女装
    第二页,分2次加载。 rt=1&stop=1&click=&psort=&page=3
    http://search.jd.com/Search?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8#keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=UNEXPAND&as=1&qk=title_key%2C%2C%E5%A5%B3%E8%A3%85&rt=1&stop=1&sttr=1&cid2=1343&click=2-1343&psort=&page=3
    http://search.jd.com/s.php?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=UNEXPAND&as=1&qk=title_key%2C%2C%E5%A5%B3%E8%A3%85&rt=1&stop=1&sttr=1&cid2=1343&click=2-1343&psort=&page=4&scrolling=y&start=30&log_id=1422445952.81302&tpl=3_L&vt=2
    主要参数:
        keyword=女装     //搜索关键字
        enc=utf-8        
        qrst=UNEXPAND
        pr=9706%28288%2C303%29%3B9712%28179%2C242%29%3B    //有的关键字还有pr参数
        as=1
        qk=title_key%2C%2C女装    //title_key%2C%2C加关键字
        rt=1
        stop=1
        sttr=1
        cid2=1343      //跟类目有关,我们的业务不需要关注它
        click=2-1343
        psort=
        page=4    //页数,3第二页上半数据,4第二页下半数据,每个30条数据。

        scrolling=y
        start=30       //测试没效果默认30吧
        log_id=1422445952.81302    //时间
        tpl=3_L     //样式,这里替换成1_M,方便采集数据。
        vt=2        //样式,这里固定2即可。

    模拟解析说明:

    第一步,模拟请求http://search.jd.com/Search?keyword=搜索关键字&enc=utf-8
       在正文中取出“SEARCH.top_url = 'search?keyword=……'”链接地址和“SEARCH.click = ''”。

       SEARCH.top_url = 'search?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=UNEXPAND&as=1&qk=title_key%2C%2C%E5%A5%B3%E8%A3%85&rt=1&stop=1&sttr=1';
       SEARCH.list_category = '';
       SEARCH.click = '2-1343';

    第二步,修改访问地址,删除重复#keyword=123&enc=utf-8(必须),
       search? 替换s.php?,添加参数cid2、click、page、scrolling、start、log_id、tpl、vt。
       
    第三步,模拟访问新地址,HOST:search.jd.com,获取正文(包含商品标题、图片地址、评价、shop_id、sku)。
       这里通过正则取html a标签等信息太复杂了,给大家推荐一款插件HtmlAgilityPack.1.4.6,使用方法就不在这里细说了。

    第四步,模拟请求http://search.jd.com/ShopName.php,参数ids,ids多个值用“%2C”分割。
       例:http://search.jd.com/ShopName.php?ids=11111%2C2222,参数值为shop_id。
       返回json数据,反序列化可获取店铺名称。
       
        /// <summary>
        /// 店铺model
        /// </summary>
        public class ShopName
        {
            public string id { get; set; }  //shop_id
            public string title { get; set; } //店铺名字
            public string url { get; set; } //店铺地址
            public int venderId { get; set; } //
        }
    注意:传30个shop_id不是一定返回30个数据,相同店铺名称相同id值,自动过滤重复shop_id。

    第五步,模拟请求http://p.3.cn/prices/mgets,参数skuids、area、type,callback、_,skuids多个值用“,”分割,
       例:http://p.3.cn/prices/mgets?skuids=J_1229193627,J_1083650580&area=&type=1&callback=&_=1422292699860
       返回json数据,反序列化可获取商品价格和定价。
        /// <summary>
        /// 价格model
        /// </summary>
        public class Price
        {
            public string id { get; set; }  //price_id
            public string p { get; set; }  //价格
            public string m { get; set; }  //定价
        }

    注意:反序列化之前要去掉两边括号,去除bom报头。返回“skuids input error ”表示查询出错。

    =======================================================

    分析JD搜索报文 2015.8.11更新

    搜索关键字 女装
    搜索女装:http://search.jd.com/Search?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&wq=%E5%A5%B3%E8%A3%85&pvid=aro2g7di.6zerm5
    第二页链接:<a onclick="searchlog(1, 2, 0, 56);" href="search?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=1&ps=addr&rt=1&stop=1&sttr=1&cid2=1343&page=2#filter">2</a>
    跳转链接:http://search.jd.com/Search?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&wq=%E5%A5%B3%E8%A3%85&pvid=aro2g7di.6zerm5#keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=1&ps=addr&rt=1&stop=1&sttr=1&cid2=1343&click=2-1343&psort=&page=3

    后半页链接:http://search.jd.com/s.php?keyword=%E5%A5%B3%E8%A3%85&enc=utf-8&qrst=1&ps=addr&rt=1&stop=1&sttr=1&cid2=1343&click=2-1343&psort=&page=4&scrolling=y&start=30&log_id=1439304095.81302&tpl=3_L&vt=2
    每页,分2次加载,1排4个,一页60个商品,每次加载30个商品,默认访问第一页,跟回到第一页不一定结果都一样,有些关键字会附加ev参数等,结果会有不同的变化。

    Search主要参数:
        keyword=女装     //搜索关键字
        enc=utf-8        
        wq=女装    
        pvid=   2015版新增加的,经测试没有对搜索结果有任何影响
        #keyword=女装      
        enc=utf-8     
        qrst=1
        ps=addr
        rt=1
        stop=1
        sttr=1
        cid2=1343      //全部结果=》导航, 不指定它会改变最终的搜索结果,跟筛选商品有关,很重要
        click=2-1343   
        psort=
        page=4    //页数,3第二页上半数据,4第二页下半数据,每个30条数据。
        ev=      //有些关键字还会产生ev参数,会改变当前搜索结果

    s.php主要参数:
        keyword=女装     //*搜索关键字
        enc=utf-8        //*
        qrst=1
        ps=addr
        rt=1
        stop=1
        sttr=1
        cid2=1343      //*这里值通过按关键字搜索返回的报文中获取
        click=2-1343   //这个参数测试不会改变搜索结果
        psort=
        page=4        //*页数,3第二页上半数据,4第二页下半数据,每个30条数据。
        scrolling=y   
        start=30       //测试没效果
        log_id=1439234928.52874    //时间
        tpl=3_L     //*默认样式 有些关键字是3_M,这里统一用3_L,方便采集数据。
        vt=2        
    备注:加*部分是必须的。



    模拟解析说明:
      通过s.php也可以获得上半页数据,结果相同,数据量小,更适合快速批量查询

    第一步,模拟请求http://search.jd.com/Search?keyword=搜索关键字&enc=utf-8&pvid=kx1x86di.u737zi
       在正文中取出第2页超链接地址,使用正则取href值,并截取search?……&page=2#filter中间部分。
       添加s.php主要参数,&psort=&page=4&scrolling=y&start=30&log_id=1439304095.81302&tpl=3_L&vt=2
       
       <a[s]+onclick[s]*=[s]*"[s]*searchlog(1, 2, 0, 56);"[s]*href[s]*=[s]*"search?(?<url>.+)&page=2#filter">2</a>[sS]+

    第二步,模拟请求http://search.jd.com/s.php?新的连接
       HOST:search.jd.com,获取正文(包含商品标题、图片地址、评价、shop_id、sku)。
       这里通过正则取html a标签等信息太复杂了,给大家推荐一款插件HtmlAgilityPack.1.4.6,使用方法就不在这里细说了。

    第三步,模拟请求http://search.jd.com/ShopName.php,参数ids,ids多个值用“%2C”分割。
       例:http://search.jd.com/ShopName.php?ids=11111%2C2222,参数值为shop_id。
       返回json数据,反序列化可获取店铺名称。
       http://search.jd.com/ShopName.php?ids=56210
       [{"id":"56210","title":"MOMOu5973u88c5u4e13u8425u5e97","url":"http://mengbuluo.jd.com","venderId":60335}]
        /// <summary>
        /// 店铺model
        /// </summary>
        public class ShopName
        {
            public string id { get; set; }  //shop_id
            public string title { get; set; } //店铺名字
            public string url { get; set; } //店铺地址
            public int venderId { get; set; } //
        }
    注意:传30个shop_id不是一定返回30个数据,相同店铺名称相同id值,自动过滤重复shop_id。

    注意:反序列化之前要去掉两边括号,去除bom报头。返回“skuids input error ”表示查询出错。

    好了,现在我们通过指定关键字模拟请求返回数据中,拿到所有宝贝标题、宝贝价格、宝贝店铺名、评价等信息。
    接下来就是使用C#编写小工具来实现我们需求的业务逻辑,可通过宝贝关键字,店铺名称,价格范围,访问页数范围等。

     HttpHelper.cs

    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Net;
    using System.IO;
    using System.Text.RegularExpressions;
    using System.IO.Compression;
    using System.Security.Cryptography.X509Certificates;
    using System.Net.Security;
    using System.Linq;
    
    namespace SelectedProduct
    {
        /// <summary>
        /// Http连接操作帮助类
        /// </summary>
        public class HttpHelper
        {
            #region 预定义方法或者变更
            //默认的编码
            private Encoding encoding = Encoding.Default;
            //HttpWebRequest对象用来发起请求
            private HttpWebRequest request = null;
            //获取影响流的数据对象
            private HttpWebResponse response = null;
            /// <summary>
            /// 根据相传入的数据,得到相应页面数据
            /// </summary>
            /// <param name="objhttpitem">参数类对象</param>
            /// <returns>返回HttpResult类型</returns>
            private HttpResult GetHttpRequestData(HttpItem objhttpitem)
            {
                //返回参数
                HttpResult result = new HttpResult();
                try
                {
                    #region 得到请求的response
                    using (response = (HttpWebResponse)request.GetResponse())
                    {
                        result.StatusCode = response.StatusCode;
                        result.StatusDescription = response.StatusDescription;
                        result.Header = response.Headers;
                        if (response.Cookies != null)
                        {
                            result.CookieCollection = response.Cookies;
                        }
                        if (response.Headers["set-cookie"] != null)
                        {
                            result.Cookie = response.Headers["set-cookie"];
                        }
                        MemoryStream _stream = new MemoryStream();
                        //GZIIP处理
                        if (response.ContentEncoding != null && response.ContentEncoding.Equals("gzip", StringComparison.InvariantCultureIgnoreCase))
                        {
                            //开始读取流并设置编码方式
                            //new GZipStream(response.GetResponseStream(), CompressionMode.Decompress).CopyTo(_stream, 10240);
                            //.net4.0以下写法
                            _stream = GetMemoryStream(new GZipStream(response.GetResponseStream(), CompressionMode.Decompress));
                        }
                        else
                        {
                            //开始读取流并设置编码方式
                            //response.GetResponseStream().CopyTo(_stream, 10240);
                            //.net4.0以下写法
                            _stream = GetMemoryStream(response.GetResponseStream());
                        }
                        //获取Byte
                        byte[] RawResponse = _stream.ToArray();
                        _stream.Close();
                        //是否返回Byte类型数据
                        if (objhttpitem.ResultType == ResultType.Byte)
                            result.ResultByte = RawResponse;
                        //从这里开始我们要无视编码了
                        if (encoding == null)
                        {
                            Match meta = Regex.Match(Encoding.Default.GetString(RawResponse), "<meta([^<]*)charset=([^<]*)["']", RegexOptions.IgnoreCase);
                            string charter = (meta.Groups.Count > 1) ? meta.Groups[2].Value.ToLower() : string.Empty;
                            charter = charter.Replace(""", "").Replace("'", "").Replace(";", "").Replace("iso-8859-1", "gbk");
                            if (charter.Length > 2)
                                encoding = Encoding.GetEncoding(charter.Trim());
                            else
                            {
                                if (string.IsNullOrEmpty(response.CharacterSet))
                                    encoding = Encoding.UTF8;
                                else
                                    encoding = Encoding.GetEncoding(response.CharacterSet);
                            }
                        }
                        //得到返回的HTML
                        result.Html = encoding.GetString(RawResponse);
                    }
                    #endregion
                }
                catch (WebException ex)
                {
                    //这里是在发生异常时返回的错误信息
                    response = (HttpWebResponse)ex.Response;
                    result.Html = ex.Message;
                    if (response != null)
                    {
                        result.StatusCode = response.StatusCode;
                        result.StatusDescription = response.StatusDescription;
                    }
                }
                catch (Exception ex)
                {
                    result.Html = ex.Message;
                }
                if (objhttpitem.IsToLower)
                    result.Html = result.Html.ToLower();
    
                return result;
            }
            /// <summary>
            /// 4.0以下.net版本取数据使用
            /// </summary>
            /// <param name="streamResponse"></param>
            private static MemoryStream GetMemoryStream(Stream streamResponse)
            {
                MemoryStream _stream = new MemoryStream();
                int Length = 256;
                Byte[] buffer = new Byte[Length];
                int bytesRead = streamResponse.Read(buffer, 0, Length);
                // write the required bytes  
                while (bytesRead > 0)
                {
                    _stream.Write(buffer, 0, bytesRead);
                    bytesRead = streamResponse.Read(buffer, 0, Length);
                }
                return _stream;
            }
            /// <summary>
            /// 为请求准备参数
            /// </summary>
            ///<param name="objhttpItem">参数列表</param>
            /// <param name="_Encoding">读取数据时的编码方式</param>
            private void SetRequest(HttpItem objhttpItem)
            {
                // 验证证书
                SetCer(objhttpItem);
                //设置Header参数
                if (objhttpItem.Header != null && objhttpItem.Header.Count > 0)
                {
                    foreach (string item in objhttpItem.Header.AllKeys)
                    {
                        request.Headers.Add(item, objhttpItem.Header[item]);
                    }
                }
                // 设置代理
                SetProxy(objhttpItem);
                //请求方式Get或者Post
                request.Method = objhttpItem.Method;
                request.Timeout = objhttpItem.Timeout;
                request.ReadWriteTimeout = objhttpItem.ReadWriteTimeout;
                //Accept
                request.Accept = objhttpItem.Accept;
                //ContentType返回类型
                request.ContentType = objhttpItem.ContentType;
                //UserAgent客户端的访问类型,包括浏览器版本和操作系统信息
                request.UserAgent = objhttpItem.UserAgent;
                // 编码
                encoding = objhttpItem.Encoding;
                //设置Cookie
                SetCookie(objhttpItem);
                //来源地址
                request.Referer = objhttpItem.Referer;
                //是否执行跳转功能
                request.AllowAutoRedirect = objhttpItem.Allowautoredirect;
                //设置Post数据
                SetPostData(objhttpItem);
                //设置最大连接
                if (objhttpItem.Connectionlimit > 0)
                    request.ServicePoint.ConnectionLimit = objhttpItem.Connectionlimit;
            }
            /// <summary>
            /// 设置证书
            /// </summary>
            /// <param name="objhttpItem"></param>
            private void SetCer(HttpItem objhttpItem)
            {
                if (!string.IsNullOrEmpty(objhttpItem.CerPath))
                {
                    //这一句一定要写在创建连接的前面。使用回调的方法进行证书验证。
                    ServicePointManager.ServerCertificateValidationCallback = new System.Net.Security.RemoteCertificateValidationCallback(CheckValidationResult);
                    //初始化对像,并设置请求的URL地址
                    request = (HttpWebRequest)WebRequest.Create(objhttpItem.URL);
                    //将证书添加到请求里
                    request.ClientCertificates.Add(new X509Certificate(objhttpItem.CerPath));
                }
                else
                    //初始化对像,并设置请求的URL地址
                    request = (HttpWebRequest)WebRequest.Create(objhttpItem.URL);
            }
            /// <summary>
            /// 设置Cookie
            /// </summary>
            /// <param name="objhttpItem">Http参数</param>
            private void SetCookie(HttpItem objhttpItem)
            {
                if (!string.IsNullOrEmpty(objhttpItem.Cookie))
                    //Cookie
                    request.Headers[HttpRequestHeader.Cookie] = objhttpItem.Cookie;
                //设置Cookie
                if (objhttpItem.CookieCollection != null)
                {
                    request.CookieContainer = new CookieContainer();
                    request.CookieContainer.Add(objhttpItem.CookieCollection);
                }
            }
            /// <summary>
            /// 设置Post数据
            /// </summary>
            /// <param name="objhttpItem">Http参数</param>
            private void SetPostData(HttpItem objhttpItem)
            {
                //验证在得到结果时是否有传入数据
                if (request.Method.Trim().ToLower().Contains("post"))
                {
                    byte[] buffer = null;
                    //写入Byte类型
                    if (objhttpItem.PostDataType == PostDataType.Byte && objhttpItem.PostdataByte != null && objhttpItem.PostdataByte.Length > 0)
                    {
                        //验证在得到结果时是否有传入数据
                        buffer = objhttpItem.PostdataByte;
                    }//写入文件
                    else if (objhttpItem.PostDataType == PostDataType.FilePath && !string.IsNullOrEmpty(objhttpItem.Postdata))
                    {
                        StreamReader r = new StreamReader(objhttpItem.Postdata, encoding);
                        buffer = Encoding.Default.GetBytes(r.ReadToEnd());
                        r.Close();
                    } //写入字符串
                    else if (!string.IsNullOrEmpty(objhttpItem.Postdata))
                    {
                        buffer = Encoding.Default.GetBytes(objhttpItem.Postdata);
                    }
                    if (buffer != null)
                    {
                        request.ContentLength = buffer.Length;
                        request.GetRequestStream().Write(buffer, 0, buffer.Length);
                    }
                }
            }
            /// <summary>
            /// 设置代理
            /// </summary>
            /// <param name="objhttpItem">参数对象</param>
            private void SetProxy(HttpItem objhttpItem)
            {
                if (!string.IsNullOrEmpty(objhttpItem.ProxyIp))
                {
                    //设置代理服务器
                    if (objhttpItem.ProxyIp.Contains(":"))
                    {
                        string[] plist = objhttpItem.ProxyIp.Split(':');
                        WebProxy myProxy = new WebProxy(plist[0].Trim(), Convert.ToInt32(plist[1].Trim()));
                        //建议连接
                        myProxy.Credentials = new NetworkCredential(objhttpItem.ProxyUserName, objhttpItem.ProxyPwd);
                        //给当前请求对象
                        request.Proxy = myProxy;
                    }
                    else
                    {
                        WebProxy myProxy = new WebProxy(objhttpItem.ProxyIp, false);
                        //建议连接
                        myProxy.Credentials = new NetworkCredential(objhttpItem.ProxyUserName, objhttpItem.ProxyPwd);
                        //给当前请求对象
                        request.Proxy = myProxy;
                    }
                    //设置安全凭证
                    request.Credentials = CredentialCache.DefaultNetworkCredentials;
                }
            }
    
            /// <summary>
            /// 回调验证证书问题
            /// </summary>
            /// <param name="sender">流对象</param>
            /// <param name="certificate">证书</param>
            /// <param name="chain">X509Chain</param>
            /// <param name="errors">SslPolicyErrors</param>
            /// <returns>bool</returns>
            public bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
            {
                // 总是接受    
                return true;
            }
            #endregion
            #region 普通类型
            ///<summary>
            ///采用https协议访问网络,根据传入的URl地址,得到响应的数据字符串。
            ///</summary>
            ///<param name="objhttpItem">参数列表</param>
            ///<returns>String类型的数据</returns>
            public HttpResult GetHtml(HttpItem objhttpItem)
            {
                try
                {
                    //准备参数
                    SetRequest(objhttpItem);
                }
                catch (Exception ex)
                {
                    HttpResult Result = new HttpResult()
                    {
                        Cookie = "",
                        Header = null,
                        Html = ex.Message,
                        StatusDescription = "配置参考时报错"
                    };
                    return Result;
                }
                //调用专门读取数据的类
                return GetHttpRequestData(objhttpItem);
            }
            #endregion
        }
        /// <summary>
        /// Http请求参考类
        /// </summary>
        public class HttpItem
        {
            string _URL = string.Empty;
            /// <summary>
            /// 请求URL必须填写
            /// </summary>
            public string URL
            {
                get { return _URL; }
                set { _URL = value; }
            }
            string _Method = "GET";
            /// <summary>
            /// 请求方式默认为GET方式,当为POST方式时必须设置Postdata的值
            /// </summary>
            public string Method
            {
                get { return _Method; }
                set { _Method = value; }
            }
            int _Timeout = 100000;
            /// <summary>
            /// 默认请求超时时间
            /// </summary>
            public int Timeout
            {
                get { return _Timeout; }
                set { _Timeout = value; }
            }
            int _ReadWriteTimeout = 30000;
            /// <summary>
            /// 默认写入Post数据超时间
            /// </summary>
            public int ReadWriteTimeout
            {
                get { return _ReadWriteTimeout; }
                set { _ReadWriteTimeout = value; }
            }
            string _Accept = "text/html, application/xhtml+xml, */*";
            /// <summary>
            /// 请求标头值 默认为text/html, application/xhtml+xml, */*
            /// </summary>
            public string Accept
            {
                get { return _Accept; }
                set { _Accept = value; }
            }
            string _ContentType = "text/html";
            /// <summary>
            /// 请求返回类型默认 text/html
            /// </summary>
            public string ContentType
            {
                get { return _ContentType; }
                set { _ContentType = value; }
            }
            string _UserAgent = "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)";
            /// <summary>
            /// 客户端访问信息默认Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)
            /// </summary>
            public string UserAgent
            {
                get { return _UserAgent; }
                set { _UserAgent = value; }
            }
            Encoding _Encoding = null;
            /// <summary>
            /// 返回数据编码默认为NUll,可以自动识别,一般为utf-8,gbk,gb2312
            /// </summary>
            public Encoding Encoding
            {
                get { return _Encoding; }
                set { _Encoding = value; }
            }
            private PostDataType _PostDataType = PostDataType.String;
            /// <summary>
            /// Post的数据类型
            /// </summary>
            public PostDataType PostDataType
            {
                get { return _PostDataType; }
                set { _PostDataType = value; }
            }
            string _Postdata = string.Empty;
            /// <summary>
            /// Post请求时要发送的字符串Post数据
            /// </summary>
            public string Postdata
            {
                get { return _Postdata; }
                set { _Postdata = value; }
            }
            private byte[] _PostdataByte = null;
            /// <summary>
            /// Post请求时要发送的Byte类型的Post数据
            /// </summary>
            public byte[] PostdataByte
            {
                get { return _PostdataByte; }
                set { _PostdataByte = value; }
            }
            CookieCollection cookiecollection = null;
            /// <summary>
            /// Cookie对象集合
            /// </summary>
            public CookieCollection CookieCollection
            {
                get { return cookiecollection; }
                set { cookiecollection = value; }
            }
            string _Cookie = string.Empty;
            /// <summary>
            /// 请求时的Cookie
            /// </summary>
            public string Cookie
            {
                get { return _Cookie; }
                set { _Cookie = value; }
            }
            string _Referer = string.Empty;
            /// <summary>
            /// 来源地址,上次访问地址
            /// </summary>
            public string Referer
            {
                get { return _Referer; }
                set { _Referer = value; }
            }
            string _CerPath = string.Empty;
            /// <summary>
            /// 证书绝对路径
            /// </summary>
            public string CerPath
            {
                get { return _CerPath; }
                set { _CerPath = value; }
            }
            private Boolean isToLower = false;
            /// <summary>
            /// 是否设置为全文小写,默认为不转化
            /// </summary>
            public Boolean IsToLower
            {
                get { return isToLower; }
                set { isToLower = value; }
            }
            private Boolean allowautoredirect = false;
            /// <summary>
            /// 支持跳转页面,查询结果将是跳转后的页面,默认是不跳转
            /// </summary>
            public Boolean Allowautoredirect
            {
                get { return allowautoredirect; }
                set { allowautoredirect = value; }
            }
            private int connectionlimit = 1024;
            /// <summary>
            /// 最大连接数
            /// </summary>
            public int Connectionlimit
            {
                get { return connectionlimit; }
                set { connectionlimit = value; }
            }
            private string proxyusername = string.Empty;
            /// <summary>
            /// 代理Proxy 服务器用户名
            /// </summary>
            public string ProxyUserName
            {
                get { return proxyusername; }
                set { proxyusername = value; }
            }
            private string proxypwd = string.Empty;
            /// <summary>
            /// 代理 服务器密码
            /// </summary>
            public string ProxyPwd
            {
                get { return proxypwd; }
                set { proxypwd = value; }
            }
            private string proxyip = string.Empty;
            /// <summary>
            /// 代理 服务IP
            /// </summary>
            public string ProxyIp
            {
                get { return proxyip; }
                set { proxyip = value; }
            }
            private ResultType resulttype = ResultType.String;
            /// <summary>
            /// 设置返回类型String和Byte
            /// </summary>
            public ResultType ResultType
            {
                get { return resulttype; }
                set { resulttype = value; }
            }
            private WebHeaderCollection header = new WebHeaderCollection();
            //header对象
            public WebHeaderCollection Header
            {
                get { return header; }
                set { header = value; }
            }
        }
        /// <summary>
        /// Http返回参数类
        /// </summary>
        public class HttpResult
        {
            string _Cookie = string.Empty;
            /// <summary>
            /// Http请求返回的Cookie
            /// </summary>
            public string Cookie
            {
                get { return _Cookie; }
                set { _Cookie = value; }
            }
            CookieCollection cookiecollection = new CookieCollection();
            /// <summary>
            /// Cookie对象集合
            /// </summary>
            public CookieCollection CookieCollection
            {
                get { return cookiecollection; }
                set { cookiecollection = value; }
            }
            private string html = string.Empty;
            /// <summary>
            /// 返回的String类型数据 只有ResultType.String时才返回数据,其它情况为空
            /// </summary>
            public string Html
            {
                get { return html; }
                set { html = value; }
            }
            private byte[] resultbyte = null;
            /// <summary>
            /// 返回的Byte数组 只有ResultType.Byte时才返回数据,其它情况为空
            /// </summary>
            public byte[] ResultByte
            {
                get { return resultbyte; }
                set { resultbyte = value; }
            }
            private WebHeaderCollection header = new WebHeaderCollection();
            //header对象
            public WebHeaderCollection Header
            {
                get { return header; }
                set { header = value; }
            }
            private string statusDescription = "";
            /// <summary>
            /// 返回状态说明
            /// </summary>
            public string StatusDescription
            {
                get { return statusDescription; }
                set { statusDescription = value; }
            }
            private HttpStatusCode statusCode = HttpStatusCode.OK;
            /// <summary>
            /// 返回状态码,默认为OK
            /// </summary>
            public HttpStatusCode StatusCode
            {
                get { return statusCode; }
                set { statusCode = value; }
            }
        }
        /// <summary>
        /// 返回类型
        /// </summary>
        public enum ResultType
        {
            /// <summary>
            /// 表示只返回字符串 只有Html有数据
            /// </summary>
            String,
            /// <summary>
            /// 表示返回字符串和字节流 ResultByte和Html都有数据返回
            /// </summary>
            Byte
        }
        /// <summary>
        /// Post的数据格式默认为string
        /// </summary>
        public enum PostDataType
        {
            /// <summary>
            /// 字符串类型,这时编码Encoding可不设置
            /// </summary>
            String,
            /// <summary>
            /// Byte类型,需要设置PostdataByte参数的值编码Encoding可设置为空
            /// </summary>
            Byte,
            /// <summary>
            /// 传文件,Postdata必须设置为文件的绝对路径,必须设置Encoding的值
            /// </summary>
            FilePath
        }
    }
    View Code
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  • 原文地址:https://www.cnblogs.com/han1982/p/4257330.html
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